May 2017
Beginner
268 pages
6h 1m
English
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Persistent storage for containers
Containers are designed to be transient; they run for a while and then disappear. Anything inside the container disappears with it, including files and data created during the container's run. This isn't always what we want, of course. If you're running a database inside a container, for example, you usually want that data to persist when the container goes away.
There are two ways of persisting data in a container: the first is to mount a directory from the host machine inside the container, known as a host-mounted volume, and the second is to use what's called a Docker volume. We'll look at both of these in the following sections.
Host-mounted volumes
If you want a container to be able to access files on the host ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.